early exit for dbg_value instructions

llvm-svn: 106430
2010-06-21 17:49:23 +00:00 · 2010-06-21 17:49:23 +00:00 · 97c8a6a928
parent 74b5e3e0ae
commit 97c8a6a928
1 changed files with 2 additions and 0 deletions
--- a/llvm/lib/Target/ARM/ARMConstantIslandPass.cpp
+++ b/llvm/lib/Target/ARM/ARMConstantIslandPass.cpp
@ -492,6 +492,8 @@ void ARMConstantIslands::InitialFunctionScan(MachineFunction &MF,
    unsigned MBBSize = 0;
    for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end();
         I != E; ++I) {
+      if (I->isDebugValue())
+        continue;
      // Add instruction size to MBBSize.
      MBBSize += TII->GetInstSizeInBytes(I);